This guide will explain how to migrate and dockerize an existing WordPress installation without running Apache. Most other tutorials I've seen combine multiple services inside of one container, while this article tries to maintain the standard of one service per container for easier isolation, troubleshooting, performance, and scale-out. This consists of configuring multiple Docker containers with docker-compose on […]
Often when you're working in heterogeneous environments you will be needing to convert the standard Linux format x509/PEM SSL certificate files to the Windows native PFX/p12 format, or vise-versa. The following OpenSSL commands are able to do just about every type of certificate conversion imaginable. Tip .pem, .cer, crt. are all the same type of […]
Shell script to move the Docker Root directory on Ubuntu 16.04 Xenial. Get this script on GitHub or download directly.
To use this script simply edit the line /dockerdir_new='/docker/var/' to reflect your intended new Docker Root location and chmod +x move-docker-root.sh, then run with ./move-docker-root.sh.
Chances are this is not the first website you've come to after breaking SSL on your Nginx box, but I promise it will be the last. The problem is actually a very simple one, and the Nginx error log tells you verbatim what is wrong with the config, although nginx -t will yield success. Nginx reads and runs the sites in alphabetical order, therefore this issue can be fixed by finding and fixing the site config which is listening on port 443 and using ssl without any ssl certificate declarations which is causing your site further down the alphabetical line to fail HTTPS. In my case it was a Nginx site config called stub_status.conf causing SSL to fail in sysinfo.io.conf even though I did have SSL correctly setup.
Linux Screen allows you to:
Use multiple shell windows from a single SSH session.
Keep a shell active even through network disruptions.
Disconnect and re-connect to shell sessions from multiple locations.
Run a long running process without maintaining an active shell session.
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